Color

#58398e

#58398e
hex#58398e
rgbrgb(88, 57, 142)
hslhsl(262, 43%, 39%)
oklchoklch(0.425 0.135 297.1)
Closest name: darkslateblue (#483d8b)Relative luminance 0.0695

Colors that go with #58398e

Charcoal, Royal Blue and Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#6f8e39

#39448e · #83398e

#8e5839 · #398e58

Split-complementary

Open in tool →

#8e8339 · #448e39

#8e3944 · #6f8e39 · #398e83

Contrast

#58398e as textRatioAAAA largeAAAFix
Aaon white
8.78:1passpasspassPasses AAA — no fix needed.
Aaon black
2.39:1failfailfail
  • AA: use #8562c0 as the text (4.51:1)
  • AAA: use #a48ad0 as the text (7.12:1)
  • AA: or shift the background to #bababa (4.53:1)
  • AAA: or shift the background to #e6e6e6 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #58398e as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#58398e reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #58398e
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #58398e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/58398e-af9cc4-dfce4e-2a1f2d-e9eaf1?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md